DNS response history for ns2.s21-dev.com

ns2.s21-dev.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 467 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for ns2.s21-dev.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

467 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

166.78.37.69

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.s21-dev.com

Showing DNS history for 2026-08-21 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
73 2026-08-21 23:58 639229527598660841
553 ms 166.78.37.69
72 2026-08-21 23:42 639229517954323214
543 ms 166.78.37.69
71 2026-08-21 23:26 639229508269999021
533 ms 166.78.37.69
70 2026-08-21 23:10 639229498559060171
542 ms 166.78.37.69
69 2026-08-21 22:53 639229488519347586
3 ms 166.78.37.69
68 2026-08-21 22:00 639229456606578934
4 ms 166.78.37.69
67 2026-08-21 21:44 639229446985772499
7 ms 166.78.37.69
66 2026-08-21 21:28 639229437367313098
542 ms 166.78.37.69
65 2026-08-21 21:12 639229427923950391
4 ms 166.78.37.69
64 2026-08-21 20:56 639229418168588854
553 ms 166.78.37.69
63 2026-08-21 20:40 639229408345678334
2008 ms 166.78.37.69
62 2026-08-21 20:23 639229398616354648
258 ms 166.78.37.69
61 2026-08-21 20:07 639229388634592323
542 ms 166.78.37.69
60 2026-08-21 19:51 639229378792837692
372 ms 166.78.37.69
59 2026-08-21 19:34 639229369154682311
549 ms 166.78.37.69
58 2026-08-21 19:18 639229359248017926
255 ms 166.78.37.69
57 2026-08-21 19:01 639229349124294642
563 ms 166.78.37.69
56 2026-08-21 18:09 639229317791715692
287 ms 166.78.37.69
55 2026-08-21 17:53 639229308115194575
5 ms 166.78.37.69
54 2026-08-21 17:36 639229298320320558
3 ms 166.78.37.69
53 2026-08-21 17:20 639229288674863221
3 ms 166.78.37.69
52 2026-08-21 17:04 639229278983677079
4 ms 166.78.37.69
51 2026-08-21 16:48 639229269405517175
4 ms 166.78.37.69
50 2026-08-21 16:32 639229259594798244
574 ms 166.78.37.69
49 2026-08-21 16:15 639229249736681188
3 ms 166.78.37.69
48 2026-08-21 15:59 639229239699417787
6 ms 166.78.37.69
47 2026-08-21 15:42 639229229621964033
4 ms 166.78.37.69
46 2026-08-21 15:25 639229219567270965
554 ms 166.78.37.69
45 2026-08-21 15:08 639229209406666856
559 ms 166.78.37.69
44 2026-08-21 14:16 639229177815876178
251 ms 166.78.37.69
43 2026-08-21 13:59 639229168243572685
408 ms 166.78.37.69
42 2026-08-21 13:43 639229158599856475
4 ms 166.78.37.69
41 2026-08-21 13:27 639229148998940902
538 ms 166.78.37.69
40 2026-08-21 13:11 639229139276923594
538 ms 166.78.37.69
39 2026-08-21 12:55 639229129709912394
554 ms 166.78.37.69
38 2026-08-21 12:39 639229119801488500
4 ms 166.78.37.69
37 2026-08-21 12:23 639229110135262458
560 ms 166.78.37.69
36 2026-08-21 12:06 639229100336051392
552 ms 166.78.37.69
35 2026-08-21 11:50 639229090641415626
536 ms 166.78.37.69
34 2026-08-21 11:34 639229080702683947
549 ms 166.78.37.69
33 2026-08-21 11:17 639229070601456699
548 ms 166.78.37.69
32 2026-08-21 10:24 639229038947447232
556 ms 166.78.37.69
31 2026-08-21 10:08 639229029268708773
2252 ms 166.78.37.69
30 2026-08-21 09:52 639229019647910603
549 ms 166.78.37.69
29 2026-08-21 09:36 639229009983843738
4 ms 166.78.37.69
28 2026-08-21 09:20 639229000203331882
536 ms 166.78.37.69
27 2026-08-21 09:03 639228990302335999
543 ms 166.78.37.69
26 2026-08-21 08:47 639228980567740722
552 ms 166.78.37.69
25 2026-08-21 08:30 639228970762445174
2424 ms 166.78.37.69
24 2026-08-21 08:14 639228961065054445
4 ms 166.78.37.69
23 2026-08-21 07:58 639228951224649885
4 ms 166.78.37.69
22 2026-08-21 07:41 639228941303864592
578 ms 166.78.37.69
21 2026-08-21 07:25 639228931191328583
551 ms 166.78.37.69
20 2026-08-21 06:32 639228899518173317
9 ms 166.78.37.69
19 2026-08-21 06:16 639228889785027669
547 ms 166.78.37.69
18 2026-08-21 05:59 639228880106330161
3 ms 166.78.37.69
17 2026-08-21 05:43 639228870316184091
610 ms 166.78.37.69
16 2026-08-21 05:27 639228860695366512
250 ms 166.78.37.69
15 2026-08-21 05:11 639228851027209500
3 ms 166.78.37.69
14 2026-08-21 04:55 639228841479265462
546 ms 166.78.37.69
13 2026-08-21 04:39 639228831752962260
299 ms 166.78.37.69
12 2026-08-21 04:22 639228821953295483
542 ms 166.78.37.69
11 2026-08-21 04:06 639228812227429953
547 ms 166.78.37.69
10 2026-08-21 03:50 639228802476107538
555 ms 166.78.37.69
9 2026-08-21 03:33 639228792525492032
537 ms 166.78.37.69
8 2026-08-21 02:41 639228761131421385
2009 ms 166.78.37.69
7 2026-08-21 02:25 639228751571206692
293 ms 166.78.37.69
6 2026-08-21 02:09 639228741705571019
2253 ms 166.78.37.69
5 2026-08-21 01:52 639228731642208228
543 ms 166.78.37.69
4 2026-08-21 00:59 639228700387002072
2 ms 166.78.37.69
3 2026-08-21 00:44 639228690742014433
7 ms 166.78.37.69
2 2026-08-21 00:27 639228680877937122
544 ms 166.78.37.69
1 2026-08-21 00:11 639228670775860800
574 ms 166.78.37.69